In a recent article published in Nature’s Eye Journal, researchers presented the findings of a prospective, cross-sectional study conducted among their coworkers to evaluate how viewing distance from ...

Pupillary distance helps center your eyeglasses prescription. Your eyeglasses provider normally measures it for you, but you won’t find it on your prescription. If you order glasses online, you’ll ...

The sun's distance from Earth changes throughout the year but it has nothing to do with the seasons. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...

These days there’s no shortage of advanced driver assistance systems (ADAS) to help mitigate accidents or prevent them altogether. One such system is known as a Following Distance Indicator, pioneered ...

DME is a radio navigation technology that measures the slant range (distance) between an aircraft and a base station.[Credit: Istock] DME (Distance Measuring Equipment) is an aviation navigation ...

Scientists measure the distance to the Moon by bouncing lasers off mirrors placed there by space probes and astronauts.

The Moon, our constant celestial companion, is drifting away from Earth at a slow but measurable rate. According to a ...